Signs Your Water Heater Needs Repair or Replacement
Your water heater is one of the most essential appliances in your home, providing hot water for bathing, cooking, and cleaning. However, like any other home system, water heaters don’t last forever. Over time, they can develop issues that impact their performance and efficiency. Recognizing the signs that your water heater needs repair or replacement can save you from unexpected breakdowns and costly water damage. Here’s what you need to know about common water heater issues and when to call Millennial Plumbing & Tankless for expert service.
Common Signs Your Water Heater Needs Attention
A failing water heater often gives warning signs before it completely stops working. If you notice any of these issues, it may be time to schedule a professional inspection.
Inconsistent or No Hot Water
One of the most obvious signs of a water heater problem is a lack of hot water or fluctuating water temperature. Several factors can contribute to this issue, including:
- A malfunctioning heating element in an electric water heater.
- A failing gas burner or pilot light in a gas-powered unit.
- Sediment buildup at the bottom of the tank, reducing efficiency.
- A faulty thermostat that is unable to regulate water temperature properly.
If you’re experiencing these problems, a professional from Millennial Plumbing & Tankless can determine whether a repair will restore hot water or if a replacement is the better option.
Water Heater Leaking
Leaks around your water heater can be a serious concern. If you see water pooling near the unit, the cause could be:
- A loose or broken drain valve.
- Corrosion inside the tank leading to small fractures.
- Excessive pressure causing water to escape through relief valves.
- Worn-out seals and fittings.
Even a minor leak can lead to extensive water damage in your home. If your water heater is leaking, it’s crucial to call Millennial Plumbing & Tankless for an assessment right away.
Unusual Noises From the Water Heater
Strange sounds coming from your water heater, such as popping, rumbling, or banging, typically indicate sediment buildup inside the tank. Over time, mineral deposits settle at the bottom, making it harder for the heating element to function efficiently. This can lead to:
- Overheating, causing loud noises.
- Reduced efficiency and increased energy bills.
- Premature wear on the unit.
Flushing the tank can sometimes resolve this issue, but if the problem persists, you may need a replacement.
Rusty or Discolored Water
If your hot water has a reddish or brownish tint, it could be a sign of internal corrosion within the water heater. Rusty water is often caused by:
- A failing anode rod, which is designed to prevent tank corrosion.
- Rust forming inside the tank, indicating structural deterioration.
- Corroded pipes in your home’s plumbing system.
If replacing the anode rod doesn’t resolve the issue, it may be time for a new water heater.
Water Takes Too Long oT Heat or Runs Out Quickly
If you find yourself running out of hot water faster than usual, or if it takes a long time for water to heat up, potential causes include:
- Sediment buildup reducing heating efficiency.
- A broken thermostat that isn’t regulating temperature correctly.
- An aging unit struggling to keep up with household demand.
Upgrading to a more efficient model, such as a tankless water heater, can ensure a steady supply of hot water while reducing energy costs.
Understanding Your Water Heater’s Lifespan
Most traditional tank water heaters last between 8 to 12 years, while tankless water heaters can function efficiently for 20 years or more with proper maintenance. If your water heater is nearing the end of its expected lifespan and requires frequent repairs, replacement may be the best long-term solution.
When To Repair vs. Replace Your Water Heater
Deciding whether to repair or replace your water heater depends on several factors:
- Age: If your unit is over 10 years old and experiencing major issues, replacement is likely the best option.
- Repair Frequency: If you’ve needed multiple repairs in a short period, it may be more cost-effective to invest in a new unit.
- Efficiency: Older water heaters consume more energy, leading to higher utility bills. Newer models, especially tankless water heaters, are significantly more energy-efficient.
- Water Heater Size: If your family has grown and your water heater isn’t meeting demand, upgrading to a larger or more efficient unit is advisable.
A professional from Millennial Plumbing & Tankless can inspect your system and help you determine the best course of action.
Preventative Maintenance for a Long-Lasting Water Heater
Regular water heater maintenance is key to extending its lifespan and avoiding costly repairs. Here are some simple maintenance steps:
Flush the Tank Annually
Sediment buildup inside the tank reduces efficiency and can lead to overheating. Flushing the tank once a year helps keep it functioning properly.
Check the Anode Rod
The anode rod prevents corrosion inside the tank. Inspecting and replacing it every few years can prolong your water heater’s lifespan.
Inspect for Leaks and Corrosion
Regularly checking for leaks, rust, and other signs of wear can help catch problems early before they become major issues.
Set the Thermostat to 120°F - 140°F
Keeping your water heater at 120°F - 140°F helps prevent overheating, reduces energy consumption, and lowers the risk of burns.
Schedule Professional Maintenance
An annual inspection by a professional plumber ensures that all components are in good working condition, preventing unexpected breakdowns.
Call Millennial Plumbing & Tankless for Expert Water Heater Service
If you’ve noticed signs that your water heater isn’t performing as it should, don’t wait for a complete failure. Millennial Plumbing & Tankless specializes in water heater repairs, replacements, and maintenance to keep your home’s hot water supply running smoothly. Whether you need a quick repair, a full system upgrade, or advice on high-efficiency tankless water heaters, our expert team is here to help.
Contact
Millennial Plumbing & Tankless today by calling or texting (470) 727-6292 for professional plumbing services in Dacula, GA, and ensure your water heater is in top condition!

